Unhtd 10.7 In.H 48 In.W 13 In.D Steel Air Curtain, For Frame Opening Width 4 ft, Mounting Height for Temperature Control 7 ft, Overall Depth 13 in, Overall Height 10 5/8 in, Overall Width 48 in, Profile Type Standard Profile, Heated/Not Heated Not Heated, Maximum Air Velocity 4,247 fpm, Mounting Height for Insect Control 7 ft, Maximum Air Volume 1,442 cfm, Nameplate Voltage 115V AC, Air Temperature Rise Not Applicable, Sound Level @ 10 ft 66 dBA, Housing Color Black, Phase 1